{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003499","489:4890003489","489:4890003490","489:4890003372","489:4890003426","489:4890002550","489:4890003429","489:4890002808","489:4890002893","489:4890003492","489:4890003071","489:4890002556","489:4890002059","489:4890003552","489:4890003562","489:4890002487","489:4890003371","489:4890001734","489:4890001896","489:4890003053","489:4890003067","489:4890002322","489:4890002975","489:4890003301","489:4890002635"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.95447007119199,0.9513203246452041,0.9488366910534469,0.9358479415188451,0.9266339767768533,0.9250982913157022,0.9073207008956392,0.8968448765731031,0.8944738578544682,0.8933750672301086,0.8930039449942292,0.8916782657772803,0.8915581503078226,0.8909337909688239,0.8883479652955473,0.886785639194736,0.8866000875282449,0.876979386842028,0.8715270319880044,0.8676363294119006,0.8661572473824005,0.8536971554186024,0.8474584069222805,0.8430269425045768,0.8417970501601181],"twin_dists":[0.039648531281778455,0.04103065538892522,0.042091590199005824,0.04729367332299153,0.05069985882109416,0.05124870513088522,0.05728018733278189,0.060603496010452694,0.06133585861367641,0.061672956191173765,0.061786490398530396,0.06219073423464968,0.06222726127653625,0.06241686328205273,0.0631974539670411,0.0636655268985796,0.06372094428356619,0.06654639742174502,0.06810883522738692,0.06920802379343623,0.06962261238383131,0.07304877492912365,0.07472322014324624,0.07589746834867026,0.07622123916017164],"n_dims_used":45,"mean_confidence":0.9142489115397135},"coverage":{"mean_confidence":0.9142489115397135,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}